EP0921278A4 - Structure d'etancheite pour aube fixe du premier etage d'une turbine a gaz - Google Patents

Structure d'etancheite pour aube fixe du premier etage d'une turbine a gaz

Info

Publication number
EP0921278A4
EP0921278A4 EP98923124A EP98923124A EP0921278A4 EP 0921278 A4 EP0921278 A4 EP 0921278A4 EP 98923124 A EP98923124 A EP 98923124A EP 98923124 A EP98923124 A EP 98923124A EP 0921278 A4 EP0921278 A4 EP 0921278A4
Authority
EP
European Patent Office
Prior art keywords
gas turbine
sealing structure
stator blade
stage stator
stage
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP98923124A
Other languages
German (de)
English (en)
Other versions
EP0921278A1 (fr
EP0921278B1 (fr
Inventor
Miki Nishida
Taku Ichiryu
Koichi Akagi
Hiroki Shibata
Tadakazu Sakaguchi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Heavy Industries Ltd
Original Assignee
Mitsubishi Heavy Industries Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Mitsubishi Heavy Industries Ltd filed Critical Mitsubishi Heavy Industries Ltd
Publication of EP0921278A1 publication Critical patent/EP0921278A1/fr
Publication of EP0921278A4 publication Critical patent/EP0921278A4/fr
Application granted granted Critical
Publication of EP0921278B1 publication Critical patent/EP0921278B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D9/00—Stators
    • F01D9/02—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
    • F01D11/005—Sealing means between non relatively rotating elements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
    • F02C7/12—Cooling of plants
    • F02C7/16—Cooling of plants characterised by cooling medium
    • F02C7/18—Cooling of plants characterised by cooling medium the medium being gaseous, e.g. air
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T50/00—Aeronautics or air transport
    • Y02T50/60—Efficient propulsion technologies, e.g. for aircraft

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
EP98923124A 1997-06-05 1998-06-04 Structure d'etancheite pour aube fixe du premier etage d'une turbine a gaz Expired - Lifetime EP0921278B1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP9147735A JP2961089B2 (ja) 1997-06-05 1997-06-05 ガスタービン１段静翼シール構造
JP14773597 1997-06-05
PCT/JP1998/002477 WO1998055737A1 (fr) 1997-06-05 1998-06-04 Structure d'etancheite pour aube fixe du premier etage d'une turbine a gaz

Publications (3)

Publication Number Publication Date
EP0921278A1 EP0921278A1 (fr) 1999-06-09
EP0921278A4 true EP0921278A4 (fr) 2001-01-17
EP0921278B1 EP0921278B1 (fr) 2004-09-01

Family

ID=15436968

Family Applications (1)

Application Number Title Priority Date Filing Date
EP98923124A Expired - Lifetime EP0921278B1 (fr) 1997-06-05 1998-06-04 Structure d'etancheite pour aube fixe du premier etage d'une turbine a gaz

Country Status (6)

Country Link
US (1) US6164908A (fr)
EP (1) EP0921278B1 (fr)
JP (1) JP2961089B2 (fr)
CA (1) CA2262649C (fr)
DE (1) DE69825961T2 (fr)
WO (1) WO1998055737A1 (fr)

Families Citing this family (39)

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US5555201A (en) * 1990-04-06 1996-09-10 Lsi Logic Corporation Method and system for creating and validating low level description of electronic design from higher level, behavior-oriented description, including interactive system for hierarchical display of control and dataflow information
JP4412081B2 (ja) * 2004-07-07 2010-02-10 株式会社日立製作所 ガスタービンとガスタービンの冷却方法
US8671658B2 (en) 2007-10-23 2014-03-18 Ener-Core Power, Inc. Oxidizing fuel
US8393160B2 (en) 2007-10-23 2013-03-12 Flex Power Generation, Inc. Managing leaks in a gas turbine system
US8070427B2 (en) * 2007-10-31 2011-12-06 General Electric Company Gas turbines having flexible chordal hinge seals
US8701413B2 (en) 2008-12-08 2014-04-22 Ener-Core Power, Inc. Oxidizing fuel in multiple operating modes
US8621869B2 (en) 2009-05-01 2014-01-07 Ener-Core Power, Inc. Heating a reaction chamber
JP4815536B2 (ja) 2010-01-12 2011-11-16 川崎重工業株式会社 ガスタービンエンジンのシール構造
EP2547888A4 (fr) 2010-03-15 2016-03-16 Ener Core Power Inc Traitement de carburant et d'eau
US9057028B2 (en) 2011-05-25 2015-06-16 Ener-Core Power, Inc. Gasifier power plant and management of wastes
US9273606B2 (en) 2011-11-04 2016-03-01 Ener-Core Power, Inc. Controls for multi-combustor turbine
US9279364B2 (en) 2011-11-04 2016-03-08 Ener-Core Power, Inc. Multi-combustor turbine
US9347664B2 (en) 2012-03-09 2016-05-24 Ener-Core Power, Inc. Gradual oxidation with heat control
US9371993B2 (en) 2012-03-09 2016-06-21 Ener-Core Power, Inc. Gradual oxidation below flameout temperature
US9726374B2 (en) 2012-03-09 2017-08-08 Ener-Core Power, Inc. Gradual oxidation with flue gas
US9534780B2 (en) 2012-03-09 2017-01-03 Ener-Core Power, Inc. Hybrid gradual oxidation
US8980193B2 (en) 2012-03-09 2015-03-17 Ener-Core Power, Inc. Gradual oxidation and multiple flow paths
US9273608B2 (en) 2012-03-09 2016-03-01 Ener-Core Power, Inc. Gradual oxidation and autoignition temperature controls
US9359947B2 (en) 2012-03-09 2016-06-07 Ener-Core Power, Inc. Gradual oxidation with heat control
US9359948B2 (en) 2012-03-09 2016-06-07 Ener-Core Power, Inc. Gradual oxidation with heat control
US8926917B2 (en) 2012-03-09 2015-01-06 Ener-Core Power, Inc. Gradual oxidation with adiabatic temperature above flameout temperature
US9328660B2 (en) 2012-03-09 2016-05-03 Ener-Core Power, Inc. Gradual oxidation and multiple flow paths
US8807989B2 (en) 2012-03-09 2014-08-19 Ener-Core Power, Inc. Staged gradual oxidation
US9206980B2 (en) 2012-03-09 2015-12-08 Ener-Core Power, Inc. Gradual oxidation and autoignition temperature controls
US8844473B2 (en) 2012-03-09 2014-09-30 Ener-Core Power, Inc. Gradual oxidation with reciprocating engine
US8671917B2 (en) 2012-03-09 2014-03-18 Ener-Core Power, Inc. Gradual oxidation with reciprocating engine
US9567903B2 (en) 2012-03-09 2017-02-14 Ener-Core Power, Inc. Gradual oxidation with heat transfer
US9328916B2 (en) 2012-03-09 2016-05-03 Ener-Core Power, Inc. Gradual oxidation with heat control
US9267432B2 (en) 2012-03-09 2016-02-23 Ener-Core Power, Inc. Staged gradual oxidation
US9381484B2 (en) 2012-03-09 2016-07-05 Ener-Core Power, Inc. Gradual oxidation with adiabatic temperature above flameout temperature
US8980192B2 (en) 2012-03-09 2015-03-17 Ener-Core Power, Inc. Gradual oxidation below flameout temperature
US9017618B2 (en) 2012-03-09 2015-04-28 Ener-Core Power, Inc. Gradual oxidation with heat exchange media
US9234660B2 (en) 2012-03-09 2016-01-12 Ener-Core Power, Inc. Gradual oxidation with heat transfer
US9353946B2 (en) 2012-03-09 2016-05-31 Ener-Core Power, Inc. Gradual oxidation with heat transfer
DE102016202519A1 (de) * 2016-02-18 2017-08-24 MTU Aero Engines AG Leitschaufelsegment für eine Strömungsmaschine
US10329937B2 (en) * 2016-09-16 2019-06-25 United Technologies Corporation Flowpath component for a gas turbine engine including a chordal seal
CN111413031B (zh) * 2019-01-07 2021-11-09 哈尔滨工业大学 基于动力学振动响应特性的大型高速回转装备深度学习调控与装配方法和装置
CN111413030B (zh) * 2019-01-07 2021-10-29 哈尔滨工业大学 基于刚度矢量空间投影极大化的大型高速回转装备测量与神经网络学习调控方法及其装置
US10968777B2 (en) * 2019-04-24 2021-04-06 Raytheon Technologies Corporation Chordal seal

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3909155A (en) * 1973-07-06 1975-09-30 Rolls Royce 1971 Ltd Sealing of vaned assemblies
US5839878A (en) * 1996-09-30 1998-11-24 United Technologies Corporation Gas turbine stator vane

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4863343A (en) * 1988-05-16 1989-09-05 Westinghouse Electric Corp. Turbine vane shroud sealing system

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3909155A (en) * 1973-07-06 1975-09-30 Rolls Royce 1971 Ltd Sealing of vaned assemblies
US5839878A (en) * 1996-09-30 1998-11-24 United Technologies Corporation Gas turbine stator vane

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO9855737A1 *

Also Published As

Publication number Publication date
DE69825961T2 (de) 2005-09-08
EP0921278A1 (fr) 1999-06-09
JP2961089B2 (ja) 1999-10-12
WO1998055737A1 (fr) 1998-12-10
DE69825961D1 (de) 2004-10-07
EP0921278B1 (fr) 2004-09-01
US6164908A (en) 2000-12-26
CA2262649C (fr) 2003-09-16
CA2262649A1 (fr) 1998-12-10
JPH10339108A (ja) 1998-12-22

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